fix: december

pkg/product_of_array_except_self/main.go

@@ -0,0 +1,25 @@
+package product_of_array_except_self
+
+func ProductExceptSelf(nums []int) []int {
+	result := []int{}
+
+	for range nums {
+		result = append(result, 1)
+	}
+
+	lower_sum := 1
+
+	for i := range len(nums) {
+		result[i] *= lower_sum
+		lower_sum *= nums[i]
+	}
+
+	upper_sum := 1
+
+	for i := range len(nums) {
+		result[len(nums)-1-i] *= upper_sum
+		upper_sum *= nums[len(nums)-1-i]
+	}
+
+	return result
+}